Fort Sumter and Fort Moultrie National Historical Park in December
December at Fort Sumter and Fort Moultrie National Historical Park averages a daytime high near 62°F and an overnight low around 40°F, with about 3.6" of precipitation. Visitation runs about 0.7× the park's average month, which makes December a quiet month here.
- Average low
- 40°F
- Average high
- 62°F
Range across the year: 37°F to 91°F
- Precipitation
- 3.6 in
- Daylight
- 9.9 hours
Roughly 6% of the park's yearly visitors come in December: about 37,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes December the 9th-busiest of the park's twelve months, sitting between the July peak (1.5×) and the January low (0.5×).
On our Best Time to Visit score December rates 57/100 ("Fair"). Our recommended month is November: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 51°F is a comfortable range for hiking and being outdoors all day. These figures are 1991–2020 NOAA climate normals from the nearest station, about 0.9 miles from the park.
Because June, July and August together draw about 34% of annual visitors, choosing December instead steps outside that summer crush — the single biggest lever on how crowded the park feels.
You'll have about 9.9 hours of daylight in December to explore — near the year-round minimum.
Park-wide, 2025 drew 814,658 recreation visits, up 112% from 384,308 in 2024.
Across the past decade overall visitation has eased about 39.7%, so December may feel a touch quieter than it once did.
How December compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| November | 69°F / 47°F | 0.7× Quiet | 65 Good |
| December | 62°F / 40°F | 0.7× Quiet | 57 Fair |
| January | 59°F / 37°F | 0.5× Quiet | 61 Good |
All twelve months at Fort Sumter and Fort Moultrie, with the best time to visit.
Frequently Asked Questions
December averages a daytime high near 62°F and an overnight low around 40°F at Fort Sumter and Fort Moultrie National Historical Park, with about 3.6 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 0.9 miles from the park, so conditions inside the park can differ, especially at other elevations.
December is quiet at Fort Sumter and Fort Moultrie National Historical Park (about 0.7× the average month). Our best-time score rates it "Fair" at 57/100. Our recommended month is November.
The busiest month is July and the quietest is January. December sits at about 0.7× the park's average, or 6% of annual visitation.
A typical December sees about 37,000 recreation visits at Fort Sumter and Fort Moultrie National Historical Park, based on National Park Service monthly counts from 1979–2025.
Where to stay near Fort Sumter and Fort Moultrie in December
Booking a December trip to Fort Sumter and Fort Moultrie National Historical Park? Compare hotels, cabins and vacation rentals near the park with live December availability and prices.
Top-rated places to stay near Fort Sumter and Fort Moultrie
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See the full ranking of the best national parks to visit in December.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.